Proximity Switch SN04-N NPN Metal Detection Sensor for Metal Inspection

The SN04-N Inductive Proximity Sensor is a reliable and compact sensor designed to detect metallic objects up to a 5mm range. It can also sense objects through thin non-metallic materials, making it versatile for a variety of industrial and automation applications. The sensor features a built-in LED indicator that illuminates when powered and becomes brighter when a metal object is detected, allowing for easy monitoring and operation.

Key Features

• Model: SN04-N NPN NO 3-Wire DC inductive proximity sensor
• Detection Distance: 5 mm typical / 4 mm rated
• Durable IP67 waterproof & dustproof design
• Compact dimensions: 18 × 18 × 36 mm
• Built-in LED indicator for easy detection status
• Cable Length: ~65 cm for flexible installation
• Voltage Supply: DC 10–30V
• Rated Output Current: 300 mA max
• Reverse polarity, surge suppressor, and short-circuit protection built-in
• Response Frequency: 0.6 kHz for fast detection
• Works accurately even through thin non-metallic surfaces

Applications

• Metal object detection in industrial automation
• Proximity sensing in conveyor belts and assembly lines
• Position detection for machinery and robotics
• Safety interlocks and object presence monitoring
• General industrial and embedded system applications

Why Choose SN04-N Sensor?

• Accurate detection of metallic objects up to 5mm
• Durable, waterproof, and dustproof (IP67) for industrial environments
• Easy-to-read LED indicator for real-time operation monitoring
• Built-in reverse polarity, surge, and short-circuit protection for safe operation
• Simple integration with PLCs, Arduino, Raspberry Pi, and other control systems

Looking for the best SN04-N proximity sensor price in Pakistan? Purchase online from CircuitHub.pk, your trusted source for high-quality inductive metal sensors and automation components. Reliable, fast, and easy to install — perfect for both industrial and DIY projects.